1 . Given that w + x = - 4, x + y = 25 and y + w = 15, what is the average (arithmetic mean) of w, x and y?
- A. 36
- B. 18
- C. 9
- D. 6
View Answer | Discuss in Forum | Workspace | Report |
1 . Given that w + x = - 4, x + y = 25 and y + w = 15, what is the average (arithmetic mean) of w, x and y?
View Answer | Discuss in Forum | Workspace | Report |